/*
 * Copyright (c) 2013. wyouflf (wyouflf@gmail.com)
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.wordplat.quickstart.xutils.common.util;

/**
 * KeyValue
 *
 * @since 2021-05-08
 */
public class KeyValue {
    /**
     * key
     */
    public final String key;
    /**
     * value
     */
    public final Object value;

    /**
     * KeyValue
     *
     * @param key
     * @param value
     */
    public KeyValue(String key, Object value) {
        this.key = key;
        this.value = value;
    }

    /**
     * getValueStrOrEmpty
     *
     * @return String
     */
    public String getValueStrOrEmpty() {
        return value == null ? "" : value.toString();
    }

    /**
     * getValueStrOrNull
     *
     * @return String
     */
    public String getValueStrOrNull() {
        return value == null ? null : value.toString();
    }

    @Override
    public boolean equals(Object obj) {
        if (this == obj) {
            return true;
        }
        if (obj == null || getClass() != obj.getClass()) {
            return false;
        }

        KeyValue keyValue = (KeyValue) obj;

        return key == null ? keyValue.key == null : key.equals(keyValue.key);
    }

    @Override
    public int hashCode() {
        return key != null ? key.hashCode() : 0;
    }

    @Override
    public String toString() {
        return "KeyValue{" + "key='" + key + '\'' + ", value=" + value + '}';
    }
}
